.materials-item {
	position: relative;
	width: 64px;
	height: 64px;
	border-radius: 8px;
}

.materials-item:after {
	content: '';
	position: absolute;
	left: 2px;
	bottom: 2px;
	right: 2px;
	top: 2px;
	border: 1px solid var(--light-color);
	border-radius: 8px;
}

.materials-item > .material-icon {
	width: 100%;
	height: 100%;
	border-radius: 8px;
	border: 1px solid var(--light-color);
	box-sizing: border-box;
}

.materials-item > .materials-title {
	position: absolute;
	left: 0;
	bottom: 6px;
	width: 100%;
	height: 16px;
	background-color: rgba(0, 0, 0, .6);
	font-size: 12px;
	line-height: 19px;
	color: #fff;
	text-align: center;
}